His father, Paul, was a big influence on his cricket career and was a keen cricketer himself. Heinrich’s father passed away in 2021. Heinrich Klaasen is married to Sone Martins. They have been married since 2020 and have one son, Heinrich Klaasen Jr., who was born in 2022. Heinrich Klaasen is a very private person and does not share much about his personal life on social media.
However, he has occasionally posted photos of his family on his Instagram account. In an interview with ESPNcricinfo in 2021, Heinrich Klaasen spoke about the importance of his family to him. He said, “My family is everything to me. They are my biggest supporters and I couldn’t do it without them.” Heinrich Klaasen is a loving husband and father who is very close to his family. They are a great source of strength and support for him and he is very grateful for them.